Board of directors

United States

Dr. Alice T. Chen (Board Chair) is an internal medicine physician and national leader in physician advocacy and public health. She currently serves as senior advisor to Made to Save, a national grassroots public outreach campaign helping communities disproportionately affected by COVID-19 access information and vaccines. She previously served as executive director of Doctors for America, a national network of physicians and medical students who advocate for policies to improve patients’ lives. Under her leadership, the organization played an important role in the passage of the Affordable Care Act and Medicaid expansion in multiple states and the push for federal funding for gun violence research. She has served as a Hauser Visiting Leader at the Harvard Kennedy School Center for Public Leadership and has spoken and written extensively on the topics of health care reform, physician advocacy, climate change, COVID-19 response, and social connection. She is also an adjunct assistant clinical professor at the David Geffen School of Medicine at UCLA. 


Gary Cohen (ex-officio) has been a pioneer in the environmental health movement for more than 35 years, helping to build global coalitions and networks to address health impacts related to climate change and toxic chemical exposure. Cohen is co-founder and president of Health Care Without Harm, created in 1996 to help transform the health care sector to be environmentally sustainable and support the health and climate resilience of communities. Since its inception, the nonprofit has grown to lead and partner on groundbreaking initiatives in more than 72 countries. Cohen was awarded the Champion of Change Award for Climate Change and Public Health by the White House in 2013. In 2015, Cohen received a MacArthur Fellowship and a “Genius Grant” from the MacArthur Foundation. For more about Cohen and his work, view the MacArthur Award video.


Laurence W. Cohen (Board treasurer) is founder, partner, and CEO of Seven Bridges Advisors. Before founding Seven Bridges, Cohen worked as a managing partner at Ehrenkranz & Ehrenkranz and as a tax lawyer at Milbank, Tweed, Hadley, and McCloy, as well as at Shaw, Pittman, Potts, and Trowbridge. He served as a clerk for John Garrett Penn, U.S. District Court for the District of Columbia. He served as chairman of the Brown University investment committee from 2009 to 2015 and vice-chairman from 2015 to 2019, and as a trustee of the Brown University Corporation and a member of its executive committee. He served as chairman of the investment committees of the American Jewish Committee, the Jewish Communal Fund, and Health Leads USA. Currently, Cohen serves as a board member for Blythedale Children’s Hospital and Brown University’s Advisory Council on Economics. He was honored by the Academy of Television Arts and Sciences Primetime Emmy Awards for his contributions to VH1 Save the Music. 


Andaye Hill-Espinoza is the national lead, Southern California regional liaison, and manager of strategic partnerships for economic impact within impact spending at Kaiser Permanente. Passionate about closing the health-wealth gap, Hill-Espinoza’s work sits at the intersection of social, environmental, and economic equity. She is responsible for development, implementation, and execution of complex, cross-functional strategic initiatives that leverage the organization’s purchasing power, as well as total health strategy as a vehicle for addressing the social determinants of health. By layering social and economic impact lenses and the anchor mission framework into operational practices, she creates tangible tactics that drive inclusive economic development and community sustainability. She serves on the boards of Women’s Business Enterprise Council West and the Kim Center for Social Balance. She is a member of the Delta Epsilon Chapter of the Delta Omega Honorary Society in Public Health and an acting preceptor to the Randall Lewis Health Policy Fellows program.


David Mazumder is an M.D.–Ph.D. dual-degree candidate at Harvard Medical School and a leader in the student health professional movement for a sustainable future. He is a founding board member and treasurer of Future Doctors in Politics, Inc., a nonprofit educating and empowering medical students to advocate for their patients and communities and for systemic changes to address the social determinants of health. He served as a 2021 advocacy co-chair for Medical Students for a Sustainable Future (MS4SF), a national network of students working to prepare health professionals for careers shaped by climate change's impacts and activate their institutions to take climate action. At MS4SF, he organized an educational series to provide real-time, collective action in support of climate policy and represented the organization at conferences. He has pushed for climate action through volunteer work with Citizens Climate Lobby and trained as an En-ROADS ambassador with Climate Interactive.


Malini Ramanarayanan Moraghan is founder and managing director of Torana Group, a novel investment firm that helps people invest in their convictions, investing debt and equity into businesses where human and natural resources are strategic drivers of enterprise value. She has spent 20 years balancing margin and mission, working at the intersection of finance, strategy, food and agriculture, and ESG investments. She has advised family offices, national foundations, food and agriculture investors, and USDA leaders. Her imprint is on over $50 million in capital deployed toward more resilient food systems and improved nutrition. She has worked with a variety of businesses across a range of investor types and has focused on enterprises where impact is a measurable driver of value. She previously worked with McKinsey & Co., as an investment banker at JPMorgan, and served her community as an AmeriCorps VISTA. She has an MBA from University of Chicago’s Booth School of Business and a B.S. in chemical engineering from Cooper Union. She has served on the Joint Federal Reserve-USDA Publication Advisory Committee and the boards of The Common Market, a Feeding America member food bank, and was a founding board member of Red Hills Small Farm Alliance.


Dr. Raj Panjabi is one of TIME’s 100 Most Influential People in the World, a renowned physician, entrepreneur, and former White House official. Panjabi served as White House senior director, leading the pandemic and biological threats office for President Biden at the National Security Council. He played a pivotal role in the largest global vaccination campaign in history against COVID-19 and numerous infectious disease outbreak responses. He oversaw White House efforts to prevent the next pandemic, including playing a lead role in implementing the National Biodefense Strategy, American Pandemic Preparedness Plan, President’s Executive Order on Advancing Biotechnology and Biomanufacturing, and the U.S. Global Health Security Act. Panjabi also led the U.S. President’s Malaria Initiative. He is entrepreneur in residence at Emerson Collective, co-founder at Last Mile Health, and on the faculty at Harvard Medical School and Brigham and Women’s Hospital. Twice listed as one of the World’s 50 Greatest Leaders by FORTUNE and named one of TIME’s 50 Most Influential People in Healthcare, Panjabi has received the TED Prize, Clinton Global Citizen Award, Skoll Award for Social Innovation, and World Economic Forum’s Social Entrepreneur of the Year award.


Nikhil Sahni is a partner at McKinsey and Company, advising health care organizations on corporate strategy, business-unit strategy, inorganic growth, and operational efficiency, and a leader in McKinsey’s Center for U.S. Health System Reform. Sahni serves as a fellow with Professor David Cutler at the Harvard University department of economics. In his previous role as senior director of strategy, planning, and operations at a health care IT company, he helped raise $25 million and tripled the company’s size. As policy director of cost trends and special projects for the Massachusetts Health Policy Commission, he used the state’s all-payer claims database to identify opportunities to realize the state-wide spending benchmark. His academic work has been published in the New England Journal of Medicine, Health Affairs, Journal of the American Medical Association, British Medical Journal, Harvard Business Review, and Stanford Social Innovation Review, and has been cited in the Economist, Wall Street Journal, New Yorker, and Washington Post.


Dr. Sohini Stone is a board-certified pediatrician and corporate health leader passionate about supporting holistic health and well-being for not only her patients, but for their families and communities. She is currently the chief medical officer for global employee health at Google, supporting cross-company strategy to provide an integrated portfolio of equitable, evidence-based programs and services to promote the health and well-being of Google’s workforce. Stone's career has been focused across the spectrum of physical, mental and social health, along with the intersection of health and environment. From academic medical institutions, including Stanford University School of Medicine and the Geisel School of Medicine at Dartmouth, to health technology start-ups, she applies a background in quality, patient safety, and systems-based process improvement to scale access to high-quality health care.


Kimberly Dasher Tripp is founder and principal of Strategy for Scale, where she advises high-impact organizations and private foundations. She partners with new and established philanthropists to build clear, impact-oriented strategies and processes to accelerate systems change. With social enterprises, she works on issues related to the nuanced art of scaling impact: strategic plans that drive measurable outcomes and can be operationalized; governance; leadership and talent; development strategy and growth plans; and impact measurement. She also conducts research and writes about philanthropy and social enterprise. She was previously principal on the portfolio team of the Skoll Foundation, where she ran the Skoll Awards for Social Entrepreneurship. Before Skoll, her experience included nonprofit, international development, and corporate marketing work. She has served on the board of mothers2mothers and the alumni board of the Center for Responsible Business at UC Berkeley.


Dr. Ronald Wyatt is vice president and patient safety officer at MCIC Vermont, a risk-retention group, where he leads multiple patient safety initiatives for several leading academic health systems. He is an internationally known equity, safety, and quality improvement/implementation expert. Wyatt was the first co-chair of the Institute for Healthcare Improvement (IHI) Equity Advisory Group and is faculty for the IHI Pursuing Equity Initiative. After serving as the medical director for the U.S. Defense Health Agency/Military Health System Patient Safety Analysis Center, he became the first medical director of The Joint Commission (TJC) Office of Quality and Patient Safety and the first patient safety officer for TJC. While at TJC, Wyatt led the team that wrote the patient safety systems chapter, contributed to sentinel event alerts, and created the quick safety publication. He served as technical advisor on the RCA2 document that has been widely adopted as a guide to completing a root cause analysis. Currently, he is faculty/advisor/coach on multiple health equity collaboratives including BCBS Massachusetts/IHI, ACGME BCBS Illinois Equity Matters, KC Learning Action Network, and the Providence equity collaboratives. He serves as an implementation specialist on the Veterans Health Administration high reliability collaborative. He has written and published many articles, blogs, and chapters on patient safety, health equity, and process improvement.